A Discrete Wavelet Transform-Based Voice Activity Detection and Noise Classification with Sub-Band Selection.
Salinna AbdullahMajid ZamaniAndreas DemosthenousPublished in: ISCAS (2021)
Keyphrases
- subband
- feature vectors
- low frequency
- voice activity detection
- filter bank
- bit rate
- generalized gaussian density
- noisy environments
- wavelet decomposition
- frequency domain
- high pass
- feature extraction
- machine learning
- high frequency
- discrete wavelet transform
- locally adaptive
- wavelet coefficients
- model selection
- wavelet transform
- pattern recognition
- feature selection
- palmprint
- signal to noise ratio
- image quality
- image classification